diff mbox series

[v2,2/7] media: mediatek: vcodec: Set the supported h264 level for each platform

Message ID 20231023030640.16393-3-yunfei.dong@mediatek.com (mailing list archive)
State New, archived
Headers show
Series media: mediatek: vcodec: Set the correct profile and level for each platform | expand

Commit Message

Yunfei Dong Oct. 23, 2023, 3:06 a.m. UTC 
Set the maximum H264 codec level for each platform.
The various mediatek platforms support different levels for decoding, the
level of the codec limits among others the maximum resolution, bit rate
and frame rate for the decoder.

Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Reviewed-by: Sebastian Fricke <sebastian.fricke@collabora.com>
---
 .../vcodec/decoder/mtk_vcodec_dec_stateless.c | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)

Comments

AngeloGioacchino Del Regno Oct. 23, 2023, 8:56 a.m. UTC | #1 
Il 23/10/23 05:06, Yunfei Dong ha scritto:
> Set the maximum H264 codec level for each platform.
> The various mediatek platforms support different levels for decoding, the
> level of the codec limits among others the maximum resolution, bit rate
> and frame rate for the decoder.
> 
> Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
> Reviewed-by: Sebastian Fricke <sebastian.fricke@collabora.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
diff mbox series

Patch

diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c
index e29c9c58f3da..7aaf0db13a76 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c
@@ -56,6 +56,15 @@  static const struct mtk_stateless_control mtk_stateless_controls[] = {
 		},
 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
 	},
+	{
+		.cfg = {
+			.id = V4L2_CID_MPEG_VIDEO_H264_LEVEL,
+			.min = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
+			.def = V4L2_MPEG_VIDEO_H264_LEVEL_4_1,
+			.max = V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
+		},
+		.codec_type = V4L2_PIX_FMT_H264_SLICE,
+	},
 	{
 		.cfg = {
 			.id = V4L2_CID_STATELESS_H264_DECODE_MODE,
@@ -519,6 +528,40 @@  static const struct v4l2_ctrl_ops mtk_vcodec_dec_ctrl_ops = {
 	.s_ctrl = mtk_vdec_s_ctrl,
 };
 
+static void mtk_vcodec_dec_fill_h264_level(struct v4l2_ctrl_config *cfg,
+					   struct mtk_vcodec_dec_ctx *ctx)
+{
+	switch (ctx->dev->chip_name) {
+	case MTK_VDEC_MT8192:
+	case MTK_VDEC_MT8188:
+		cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_5_2;
+		break;
+	case MTK_VDEC_MT8195:
+		cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_6_0;
+		break;
+	case MTK_VDEC_MT8183:
+	case MTK_VDEC_MT8186:
+		cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_4_2;
+		break;
+	default:
+		cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_4_1;
+		break;
+	};
+}
+
+static void mtk_vcodec_dec_reset_controls(struct v4l2_ctrl_config *cfg,
+					  struct mtk_vcodec_dec_ctx *ctx)
+{
+	switch (cfg->id) {
+	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
+		mtk_vcodec_dec_fill_h264_level(cfg, ctx);
+		mtk_v4l2_vdec_dbg(3, ctx, "h264 supported level: %lld %lld", cfg->max, cfg->def);
+		break;
+	default:
+		break;
+	};
+}
+
 static int mtk_vcodec_dec_ctrls_setup(struct mtk_vcodec_dec_ctx *ctx)
 {
 	unsigned int i;
@@ -532,6 +575,8 @@  static int mtk_vcodec_dec_ctrls_setup(struct mtk_vcodec_dec_ctx *ctx)
 	for (i = 0; i < NUM_CTRLS; i++) {
 		struct v4l2_ctrl_config cfg = mtk_stateless_controls[i].cfg;
 		cfg.ops = &mtk_vcodec_dec_ctrl_ops;
+
+		mtk_vcodec_dec_reset_controls(&cfg, ctx);
 		v4l2_ctrl_new_custom(&ctx->ctrl_hdl, &cfg, NULL);
 		if (ctx->ctrl_hdl.error) {
 			mtk_v4l2_vdec_err(ctx, "Adding control %d failed %d", i,